Nora Micro USB Li-Ion Battery Charger (3.7v)
Nora v2 Micro USB powered 3.7v Li-Ion battery pack charger. Charges pretty much any 3.7v li-ion battery pack (parallel wired li-ion cells) or single cell. JST connector. Optional, quality 20 AWG USB to micro USB cable 1.2m. more info
USB Li-Ion Battery Charger (7.4v)
USB powered 7.4v Li-Ion battery pack charger. JST connector. Suitable for charging Scurion caving lamps. Essential expedition accessory.
12v car chargers for Scurion and Stenlight, and other 7.4v Li-Ion battery packs. more info
Petzl Duo 'Fixo' Screws
5 off large head fixing screws for helmet mounting Petzl Duo. more info
Multi purpose bi-pin and MES (mini edison screw) LED units, featuring SMD and Cree XP-G LEDs. Clearence, mostly sold out. more info
Out of stock
Little Monkey Battery Box (2x18650)
The original Little Monkey Battery box, new condition stock from pre Nora development lamps (circ 2007). Suitable for 2x 18650 Li-ion cell pack (2p 3.7v or 2s 7.4v), heatshrunk with protection circuitry. Machined from aluminium alloy and black anodised. Easily sealed lid for waterproof solution, upgraded with M8 cable gland suited to 2 core cable diameter 4.5-5.0mm approx. Helmet fixing with machined slots for elasticated shock cord. Box with lid and cable gland only (batteries not included). Would suit diy lamp build or would make excellent upgrade to Stenlight battery packs. Lightweight, battery box inc. gland 75 grams. No return clearnace stock.
Clear Plastic Lamp Window
Machine cut window. 69mm diameter, 5mm thick, 6 equally spaced holes for m3 clearance on circ 61mm PCD. Ideal for self build caving light, based on LEDs and electronics in machined aluminium body with clear plastic front window.
Oldham Mining Lamp Glass Window
Glass window, 59mm diameter, approx 4mm thick, for Oldham mining lamp. Limited stock, while available.
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5 x AA expedition / reserve battery holders for Scurion lights. more info
Not currently available
Blind Bat Photography Light Machined Housing
Custom machined aluminium anodised LED lamp housing. Clearance stock from now discontinued Blind Bat LED photography lamps. Including front window, Oring, cable gland, 6x screws, and 25cm dc cable (not shown). Would suit DIY project build of caving / photography light, or other projects such as high spec camper van lighting or similar. Diameter 53mm x 12mm (internal dia. 34mm x 8mm). 5 bar depth rating. Body has a 1/4" 20 tpi mounting thread for standard tripod, hot shoe adapter etc. LEDs, circuitry and cable not included. No return clearance stock, while available.
Sump Donkey Heatsink for Diving Canister Light
Custom machined, solid aluminium heatsink from now discontinued Sump Donkey LED module for Diverite cannister lights. Would suit DIY LED conversion of diving cannister lamp. Diameter 35mm x 35mm long, 7.5mm dia. bore. Bare heatsink, LEDs and current regulation circuitry etc not included. Well suited to designs incorporating 35mm triple LED optics. No return clearance stock, while available.
Dusk Runner (Prototype Running Light !)
Ultra light weight runners wrist light, only 6g. Bizarre thing built mostly to see what can be achieved with latest low power SMD LEDs and cr2032 battery, lol. more info
£5 (including mens 20mm velcro wrap around adventure sport style watch strap)
Petzl Duo Headband
Genuine Petzl Duo headband in 2 pieces. Not a universal headband. With 2x grey plastic cable clips. Intermittant stock. When available, see CustomDUO Shop.
Machined Aluminium Lamp Housing with 2x Cree XM-L LEDs
Custom machined aluminium, black anodised, LED lamp housing / heatsink. Forward mounting position for flood LED (LED without optic / reflector). Including front window, Oring, 6x screws, and 2 x Cree XM-L LEDs. Could suit DIY project build. Current control circuitry etc not included, this is down to you. Diameter 53mm x 24mm. No return clearance bargain, while available.
£15 Out of stock
Machined Aluminium Lamp Housing with 1x Cree XM-L LEDs
Custom machined aluminium, black anodised, LED lamp housing / heatsink including Cree XM-L LED, quality khatod optic, Oring, window screws. Could suit DIY project build. Current control circuitry, front window not included. Diameter 43mm x 20mm. No return clearance bargain, while available.
Clear Plastic Square Window
Machine cut window. 50mm square, with 4 holes, for alloy project boxes of same size (50h x 50w x 20d). Suitable for self build photography light, or LED learning project.
Petzl Duo Oval Lens
Petzl Duo oval lens (Petzl Duo lamp front window).
Classic Lamp Cable 1m
Heavy duty, quality round section 2 core cable. Robust / flexible grey sheath. Diameter 5.7mm. Current rating 15A. Length 1m (multiple quantity order will be send as single longer length). Classic lamp builders cable !! Ideal for sorting out the shite cable on Oldhams and other mining lamps, see mining lamp conversion to helmet mounted caving lamp
Petzl Duo Halogen Bulb
Genuine Petzl Duo Halogen bulbs 6v (0.5A from memory), reclaimed from new unused Duos upgraded with LED modules. As you are on the Customduo website it seems highly unlikely that you will be wanting to buy halogen bulbs, but we have lots in stock, so just in case.
Filthy Edna Battery Box (2x18650)
Helmet mounted battery box that can accomodate 2x indivdual 18650 li-ion batteries (protected or unprotected 2s 7.4v) with battery spring contact boards included. Could also accomodate self built battery packs of 2 cells wired together 3.7v (parallel) or 7.4v (series). Delrin box, alloy lid, O ring, 10 bar cable gland, helmet fixing bolt. Strong stainless lid clasps. Light weight 130g. No return clearance bargain. read more
£80 Out of stock
Oldham / Petzl Battery Box based caving lamps
Intermittant stock based on availability of reclaimed parts (Oldhams and Mk1 Petzl Zoom boxes). Rebuilt with new more appropriate cable. Ready for LED retrofit, or we can of course supply a CustomPITLAMP module. Read more about this classic cavers solution, and how to build you own (saving us the trouble).
£40 Low stock
3 x AA battery holder
Sick of troublesome plastic AA holders with poor battery fitment and gash coil spring connections. Nora 3 x AA battery holders, 3.6-4.5v nominal. Fits Petzl Zoom box !! Comes with JST connector, but easily adaptable to your requirement.
Quickly check state of charge / discharge of li-ion battery packs. Fitted with JST connector to suit 3.7 v battery packs such as Rude Nora (4.2v charged / <3v discharged). Can also be used for series wired packs. E.g. 2s 7.4v packs such as Scurion (8.4v charged / <6v discharged). Handy if wishing to store battery packs part charged !! Maximum voltage 30v.
£5 More available soon
Caving Torches !!
A selected range of durable caving backup and cave diving lights. Not manufactured by us, but the best that we have identified for various caving related applications. See range
Petzl Duo Battery Holder
Petzl Duo replacement battery holder and lid.
Stenlight Battery Pack
Anodised aluminium alloy battery box (original Little Monkey box from 2008) with protected 7.4v 2.6Ah li-ion cell pack, chunky 4.6mm diameter cable, and connector suitable for Stenlight. Robust replacement for original heat shrunk packs. Fixed to helmet with shock cord. Weight approx 175g.
£60 Limited Stock - Contact Us